# A196992 (b-file synthesized from sequence entry) 1 6 2 12 3 32 4 93 5 288 6 926 7 3048 8 10209 9 34694 10 119271 11 413844 12 1446881 13 5090694 14 18007935 15 64000106 16 228389088 17 817976316