# A253574 (b-file synthesized from sequence entry) 1 2 2 3 3 7 4 53 5 59 6 67 7 89 8 383 9 887 10 2027 11 3253 12 5669 13 7993 14 8009 15 9059 16 53633 17 54667 18 56533 19 88883 20 272777777 21 299222299 22 383833883 23 797769997