# A219668 (b-file synthesized from sequence entry) 1 4 2 26 3 56 4 90 5 122 6 568 7 2042 8 8186 9 32762 10 37432 11 68652 12 299576 13 2097146 14 8388602 15 19173944 16 33554426 17 67751984 18 78536544824 19 306296525088 20 15640174780344 21 39998905951528 22 120948840863188