75888

Appears in sequences

• Internal digits of n^2 include digits of n as subsequence, n does not end in 0.at n=14A046835
• a(n) = 2^n + 7^n + 9^n.at n=5A074545
• Numbers k such that k and k^2 use only the digits 4, 5, 7, 8 and 9.at n=5A137143
• Expansion of b(2)*b(6)/(1 - 2*x + x^3 - x^4 - x^5 + 2*x^6), where b(k) = (1-x^k)/(1-x).at n=16A264079
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f.: exp(k*(1/(1-x)^k - 1)).at n=48A294188