# A162810 (b-file synthesized from sequence entry) 0 1 1 24 2 552 3 12420 4 279312 5 6278448 6 141128460 7 3172286040 8 71306671656 9 1602831568932 10 36028452924816 11 809847670933488 12 18203758337942892 13 409184133605301912 14 9197642162005213224 15 206744627643931781316