263120

Appears in sequences

• LCM-convolution of squares A000290 with themselves.at n=23A033456
• Number of compositions of n such that two adjacent parts are not equal modulo 4.at n=25A062202
• Number of n X 7 binary arrays without the pattern 0 1 diagonally or vertically.at n=10A188841
• a(n) = (n-3)*(n-2)*(n-1)*n*(n+1)/30.at n=25A210569