# A077541 (b-file synthesized from sequence entry) 1 1 2 10 3 42 4 3432 5 1292 6 8970 7 3867821640 8 28505947 9 6015765 10 291350394048 11 4669201953800 12 704238991340621400 13 123500629308 14 49780393383679598758800 15 593102379638978068655414691072000 16 10407301672682207755