A229567 Number of arrays of length 4 that are sums of n consecutive elements of length 4+n-1 permutations of 0..4+n-2.

24, 120, 304, 2904, 9120, 20272, 38176, 64920, 102848, 154720, 223536

Offset

1,1

Comments

Row 4 of A229565.

Links

Table of n, a(n) for n=1..11.

Example

Some solutions for n=3:
   4 11  7  9 12  4  3 10  7  6  7  8  8  5  9  6
   7  9  9 11  9  7  8  5  8  9  3 10  7  6 10  7
  12  6 11 10  6  9 11  7  4 10  7 12  6 11 11 10
  11  4  8  6  3 11 12  5  8  9  8  7  7 10  6  9

Crossrefs

Cf. A229565.

Sequence in context: A198438 A256629 A114200 * A069074 A360389 A059775

Adjacent sequences: A229564 A229565 A229566 * A229568 A229569 A229570

Keyword

nonn

Author

R. H. Hardin, Sep 26 2013

Status

approved