A119008 Number of n X n real symmetric (0,1)-matrices with determinant = 1.
1, 1, 4, 268, 9456, 301306, 24846368, 8946957244, 4175660906560, 2421067614753916
Offset: 1
Extensions
a(8)-a(10) from Max Alekseyev, Jun 17 2025
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