10-dimensional centered tetrahedral numbers.

Terms

a(0) =1a(1) =12a(2) =78a(3) =364a(4) =1365a(5) =4368a(6) =12376a(7) =31824a(8) =75582a(9) =167960a(10) =352716a(11) =705431a(12) =1352066a(13) =2496066a(14) =4457036a(15) =7724795a(16) =13033527a(17) =21461804a(18) =34565466a(19) =54551718a(20) =84504355a(21) =128671764a(22) =192831288a(23) =284745682