# A278588 (b-file synthesized from sequence entry) 1 9 2 18 3 198 4 27 5 54 6 2997 7 36 8 396 9 108 10 39996 11 45 12 90 13 135 14 180 15 499995 16 54 17 594 18 5994 19 3564 20 270 21 5999994 22 63 23 126 24 189 25 252 26 315