a(n) = (A022010(n) - 179)/210.

Terms

a(0) =26a(1) =422a(2) =1355a(3) =2983a(4) =4074a(5) =5460a(6) =31242a(7) =35906a(8) =40825a(9) =84968a(10) =90902a(11) =114293a(12) =204675a(13) =207304a(14) =329316a(15) =353648a(16) =377182a(17) =382985a(18) =400497a(19) =418993a(20) =590790a(21) =611757a(22) =686734a(23) =748244a(24) =993947a(25) =1038255a(26) =1181931a(27) =1246060a(28) =1310026a(29) =1347976