# A265153 (b-file synthesized from sequence entry) 1 15 2 21 3 316 4 969 5 6996 6 55401 7 390625 8 1827776 9 2562500 10 8273225 11 37136225 12 38371001 13 43037561 14 258421444 15 792669636 16 2928667041 17 38512058944 18 260125180889 19 405701529401 20 688085041025 21 5890084946609 22 22508111494025 23 64017148660004 24 537387232526336 25 4166255964768676