A263815 Number of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having index change (+-,+-) 0,0 0,1 0,2 or 1,0.
25001, 6425985, 1746531193, 469723808009, 126619013196417, 34115669220776257, 9192934463267451648, 2477107286160692307665, 667479079896424692364561, 179858109547460186078311121, 48464361871154130857566821761
Offset: 1
Keywords
Examples
Some solutions for n=1 ..6..3..0..2..4..5....6..2..1..4..3..5....0..3..4..1..2..5....6..2..0..4..5.11 ..7..1.10..8.11..9....0..8..9..7.11.10....7..6..8..9.11.10....7..1.10..3..8..9
Links
- R. H. Hardin, Table of n, a(n) for n = 1..210
Crossrefs
Cf. A263816
Comments