1908029761

Appears in sequences

• a(n) = (8*n + 1)^4.at n=26A017080
• a(n) = (9*n + 2)^4.at n=23A017188
• a(n) = (10*n + 9)^4.at n=20A017380
• a(n) = (11*n)^4.at n=19A017392
• a(n) = (12*n + 5)^4.at n=17A017584
• Number of (1+1)X(n+1) arrays of permutations of 0..n*2+1 with each element having index change +-(.,.) 0,0 0,2 or 1,2.at n=16A264132
• Number of (n+1)X(3+1) arrays of permutations of 0..n*4+3 with each element having index change +-(.,.) 0,0 1,0 or 1,2.at n=7A264267
• a(n) = A002720(n)^n.at n=4A366672