A269128 Number of sequences with n copies each of 1,2,...,10 avoiding the pattern 12...10.

1, 3628799, 2375632826877259, 4376906243609822466600689, 12672963300072129619006691134123819, 46436573450646384263588550418764923934014699, 192715148077645864521949395033355447100683080114830089, 850648497663584994845965280567879628291013809845296658874866879

Offset: 0

Author

Alois P. Heinz, Feb 19 2016

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..50

Crossrefs

Row n=10 of A269129.

Cf. A071552, A268846.

Formula

a(n) = A071552(n) - A268846(n).