# A047025 (b-file synthesized from sequence entry) 3 1 4 3 5 7 6 19 7 37 8 99 9 586 10 1144 11 5452 12 22610 13 112227 14 482885 15 1978069 16 8394471 17 34646088 18 140372604 19 572795825 20 2320299903 21 9330259482 22 37549205868 23 150740987631 24 603268047310 25 2413279250137 26 9643525728588 27 38481447864172