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Search: id:A129464
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| A129464 |
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Second column (m=1) sequence of triangle A129462 (v=2 member of a certain family). |
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+0 4
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| 1, -2, -6, -48, -720, -17280, -604800, -29030400, -1828915200, -146313216000, -14485008384000, -1738201006080000, -248562743869440000, -41758540970065920000, -8142915489162854400000, -1824013069572479385600000, -465123332740982243328000000
(list; graph; listen)
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