# A026561 (b-file synthesized from sequence entry) 0 1 1 25 2 405 3 5405 4 64661 5 721725 6 7683685 7 79078285 8 793624821 9 7813101725 10 75772440965 11 726132366765 12 6891899656981 13 64900354798525 14 607206802510245 15 5650395374640845 16 52342063252985141 17 483011998315708125