244531876domain: NAppears in sequencesa(n) = n^6 + n^4 + n^2 + 1.at n=25A059830Numbers of the form (5^{mr}-1)/(5^r-1) for positive integers m, r.at n=32A076284Modulo 2 binomial transform of 5^n.at n=12A100308Triangle read by rows: T(n, k) = Sum_{d=0..n-k} binomial(n, d)*StirlingS2(n-d, k)*624^(n-d-k), with 0 <= k <= n.at n=11A364073