# A103722 (b-file synthesized from sequence entry) 0 1 1 22 2 350 3 5082 4 72723 5 1059828 6 15977093 7 251060381 8 4127061939 9 71072689688 10 1282475317760 11 24236090536840 12 479241115418584 13 9904652632613008 14 213690639892631680 15 4806627321727980560 16 112576965096880250736