# A367887 (b-file synthesized from sequence entry) 0 1 1 4 2 20 3 130 4 1088 5 11314 6 141080 7 2052250 8 34118048 9 638102434 10 13260323240 11 303117147370 12 7558845354608 13 204203189722354 14 5940927689713400 15 185186461979970490 16 6157337034085736768 17 217523186522883467074 18 8136577601614291359560 19 321261794453042025993610 20 13352198666907246870560528