A269118 Number of sequences with 8 copies each of 1,2,...,n avoiding the pattern 12...n.

0, 0, 1, 15168751, 1020149742404727, 285867869484243410805931, 276745258345325814650980975177139, 789007694236868030155290867470985247486401, 5841526335200139692050292842849347521755651331941759, 101741646114927245552012617872560516024563394870390766150081895

Offset: 0

Author

Alois P. Heinz, Feb 19 2016

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..70

Crossrefs

Column k=8 of A269129.

Cf. A172609, A268851.

Formula

a(n) = A172609(n) - A268851(n).