77572

Appears in sequences

• Expansion of (1+2*x+x^2)/(1-42*x+x^2).at n=3A004295
• Number of (n+2) X (4+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000001 00000101 or 00000111.at n=22A261707
• Numbers k such that (47*10^k + 493)/9 is prime.at n=21A295825
• Primitive nondeficient numbers satisfying a stronger condition that compares abundancy with related numbers as detailed in the comments.at n=28A352739
• Consecutive states of the linear congruential pseudo-random number generator (1021*s + 25673) mod 121500 when started at s=1.at n=27A385341