A183884 T(n,k)=Number of arrangements of n+2 numbers in 0..k with each number being the sum mod (k+1) of two others

4, 1, 11, 4, 31, 26, 1, 35, 171, 57, 4, 25, 446, 631, 120, 1, 89, 821, 2827, 2059, 247, 4, 1, 1566, 8361, 13686, 6399, 502, 1, 35, 1231, 20527, 57625, 59859, 19483, 1013, 4, 31, 1986, 32521, 183310, 336617, 250198, 58807, 2036, 1, 35, 1761, 52827, 424537

Offset

1,1

Comments

Table starts

....4......1........4.........1..........4...........1...........4............1

...11.....31.......35........25.........89...........1..........35...........31

...26....171......446.......821.......1566........1231........1986.........1761

...57....631.....2827......8361......20527.......32521.......52827........75451

..120...2059....13686.....57625.....183310......424537......885690......1598395

..247...6399....59859....336617....1347565.....4079713....10540371.....23327655

..502..19483...250198...1817149....8984158....33702403...104446714....275846173

.1013..58807..1023347...9433849...56952323...257404033...938543435...2895194179

.2036.176859..4140830..48036737..351661806..1885866973..7996169226..28388585391

.4083.531103.16663627.242284857.2141759809.13515603289.66170227587.267809160367

Links

R. H. Hardin, Table of n, a(n) for n = 1..216

Example

Some solutions for n=3
..1....1....1....2....0....1....1....0....1....1....1....2....0....0....0....0
..0....0....2....2....1....0....1....1....2....2....2....2....0....2....1....2
..1....2....1....1....2....2....2....1....0....2....1....1....0....2....2....0
..2....1....1....2....2....2....2....2....0....1....2....0....1....0....0....1
..0....0....2....0....2....2....0....0....2....2....2....2....1....1....2....1

Crossrefs

Column 1 is A000295(n+2)

Sequence in context: A094503 A113897 A158753 * A135552 A181690 A342643

Adjacent sequences: A183881 A183882 A183883 * A183885 A183886 A183887

Keyword

nonn,tabl

Author

R. H. Hardin Jan 07 2011

Status

approved