# A292756 (b-file synthesized from sequence entry) 0 1 1 3 2 9 3 29 4 105 5 433 6 2029 7 10709 8 63025 9 409713 10 2917749 11 22599389 12 189200745 13 1702839193 14 16397919469 15 168248900069 16 1832540103265 17 21118133619873 18 256725609081189 19 3283461599832749 20 44074814323890585 21 619564244562907753 22 9102144892897546909 23 139495284063955397429