a(n) is the denominator of the square of the n-th Lagrange number.

Terms

a(0) =1a(1) =1a(2) =25a(3) =169a(4) =841a(5) =289a(6) =7921a(7) =28561a(8) =9409a(9) =54289a(10) =187489a(11) =93025a(12) =970225a(13) =1755625a(14) =2550409a(15) =8392609a(16) =17480761a(17) =32959081a(18) =10452289a(19) =57168721a(20) =82391929a(21) =29953729a(22) =216119401a(23) =821223649a(24) =1119638521a(25) =354681889a(26) =1871514121a(27) =2666792881a(28) =967521025a(29) =5628750625