# A013054 (b-file synthesized from sequence entry) 0 1 1 4 2 104 3 6598 4 778200 5 147293306 6 40870375036 7 15634022134518 8 7885949713950992 9 5071562424714844978 10 4050326064394675777988 11 3932747393021585152266894 12 4562459896809464230996563288