Extensions 1→N→G→Q→1 with N=C42.D7 and Q=C2

Direct product G=N×Q with N=C42.D7 and Q=C2
dρLabelID
C2×C42.D7448C2xC4^2.D7448,455

Semidirect products G=N:Q with N=C42.D7 and Q=C2
extensionφ:Q→Out NdρLabelID
C42.D71C2 = C42.D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:1C2448,21
C42.D72C2 = M4(2).22D14φ: C2/C1C2 ⊆ Out C42.D71124C4^2.D7:2C2448,357
C42.D73C2 = D143M4(2)φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:3C2448,370
C42.D74C2 = C42.47D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:4C2448,545
C42.D75C2 = C42.48D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:5C2448,548
C42.D76C2 = C42.51D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:6C2448,552
C42.D77C2 = C42.56D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:7C2448,560
C42.D78C2 = C42.62D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:8C2448,589
C42.D79C2 = C42.64D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:9C2448,592
C42.D710C2 = C42.65D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:10C2448,594
C42.D711C2 = C42.70D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:11C2448,601
C42.D712C2 = C42.72D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:12C2448,605
C42.D713C2 = C42.74D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:13C2448,608
C42.D714C2 = C42.80D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:14C2448,620
C42.D715C2 = C42.82D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:15C2448,623
C42.D716C2 = C42.243D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:16C2448,224
C42.D717C2 = D7×C8⋊C4φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:17C2448,238
C42.D718C2 = C42.182D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:18C2448,239
C42.D719C2 = Dic7.C42φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:19C2448,241
C42.D720C2 = C42.7Dic7φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:20C2448,460
C42.D721C2 = C28.5C42φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:21C2448,531
C42.D722C2 = C42.187D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:22C2448,534
C42.D723C2 = C42.7D14φ: C2/C1C2 ⊆ Out C42.D7224C4^2.D7:23C2448,97
C42.D724C2 = D14.C42φ: trivial image224C4^2.D7:24C2448,223
C42.D725C2 = C4×C4.Dic7φ: trivial image224C4^2.D7:25C2448,456

Non-split extensions G=N.Q with N=C42.D7 and Q=C2
extensionφ:Q→Out NdρLabelID
C42.D7.1C2 = C42.2D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.1C2448,22
C42.D7.2C2 = C42.27D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.2C2448,362
C42.D7.3C2 = C42.210D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.3C2448,558
C42.D7.4C2 = C42.59D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.4C2448,564
C42.D7.5C2 = C42.68D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.5C2448,599
C42.D7.6C2 = C42.71D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.6C2448,603
C42.D7.7C2 = C42.76D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.7C2448,614
C42.D7.8C2 = C42.77D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.8C2448,616
C42.D7.9C2 = C42.8D14φ: C2/C1C2 ⊆ Out C42.D7448C4^2.D7.9C2448,100

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