Base numbers of decagonal (10-gonal) palindromic numbers.

Terms

a(0) =0a(1) =1a(2) =8a(3) =84a(4) =139a(5) =2528a(6) =42293a(7) =198891a(8) =712178a(9) =714154a(10) =826684a(11) =3628625a(12) =12999736a(13) =84439174a(14) =135593913a(15) =136500523a(16) =2527472528a(17) =2637951184a(18) =3960451966a(19) =4094127596a(20) =4415308953a(21) =5192254461