Numbers k such that k^2+k+6 is a palindrome.

Terms

a(0) =0a(1) =1a(2) =24a(3) =25a(4) =28a(5) =288a(6) =2485a(7) =2550a(8) =2888a(9) =2946a(10) =28888a(11) =146777a(12) =264334a(13) =288888a(14) =292276a(15) =2834101a(16) =2873233a(17) =2888888a(18) =2952316a(19) =2960816a(20) =2985943a(21) =2995631a(22) =14604657a(23) =16353547a(24) =28888888a(25) =29190748a(26) =29585508a(27) =148278137a(28) =264056434a(29) =288888888