Internal digits of n^2 include digits of n as subsequence, n does not end in 0.

Terms

a(0) =3628a(1) =3792a(2) =8882a(3) =14651a(4) =28792a(5) =36574a(6) =37026a(7) =37028a(8) =37073a(9) =58808a(10) =68323a(11) =71213a(12) =75884a(13) =75887a(14) =75888a(15) =87073a(16) =88526a(17) =88796a(18) =88808a(19) =94682a(20) =105125a(21) =105153a(22) =146308a(23) =161574a(24) =269622a(25) =368323a(26) =369255a(27) =369482a(28) =369863a(29) =370137