# A035843 (b-file synthesized from sequence entry) 0 1 1 306 2 23562 3 822018 4 16639974 5 224676522 6 2214405618 7 16967926746 8 105864434424 9 556959705302 10 2538818182782 11 10244035242630 12 37221177046410 13 123490242018990 14 378407481456870 15 1081149205136382