253080

Appears in sequences

• Number of 5-tuples (v1,v2,v3,v4,v5) of nonnegative integers less than n such that v1 <= v4, v1 <= v5, v2 <= v4, v2 <= v5 and v3 <= v4.at n=17A085463
• Numbers k such that A344753(k) is a multiple of A048250(k), and k is a multiple of A344753(k)/A048250(k).at n=14A344755
• Numbers k such that binomial(k^2,k) == 0 (mod k^3).at n=43A371474