Record values in A265388.

Terms

a(0) =0a(1) =6a(2) =15a(3) =33a(4) =91a(5) =435a(6) =703a(7) =1891a(8) =2701a(9) =12403a(10) =18721a(11) =38503a(12) =49141a(13) =79003a(14) =88831a(15) =104653a(16) =146611a(17) =188191a(18) =218791a(19) =226801a(20) =269011a(21) =286903a(22) =385003a(23) =497503a(24) =597871a(25) =665281a(26) =721801a(27) =736291a(28) =765703a(29) =873181