Array read by upward antidiagonals: A(n, k) = A265745(A372560(n, k)) for n > 1, k >= 1.

Terms

a(0) =3a(1) =5a(2) =5a(3) =5a(4) =5a(5) =3a(6) =5a(7) =5a(8) =5a(9) =3a(10) =5a(11) =5a(12) =5a(13) =5a(14) =5a(15) =3a(16) =3a(17) =3a(18) =3a(19) =3a(20) =3a(21) =5a(22) =5a(23) =5a(24) =5a(25) =5a(26) =5a(27) =5a(28) =5a(29) =5