A249255 T(n,k)=Number of length n+6 0..k arrays with every seven consecutive terms having five times the sum of some two elements equal to two times the sum of the remaining five

2, 395, 2, 2048, 395, 2, 10673, 2048, 395, 2, 37442, 10673, 2048, 395, 2, 108563, 37442, 10673, 2048, 395, 2, 270404, 108563, 37442, 10673, 2048, 395, 2, 609527, 326788, 108563, 37442, 10673, 2048, 395, 2, 1237610, 834875, 393882, 108563, 37442, 10673

Offset

1,1

Comments

Table starts

.2.395.2048.10673.37442.108563..270404...609527..1237610...2376889...4234788

.2.395.2048.10673.37442.108563..326788...834875..1849962...3798009...7085676

.2.395.2048.10673.37442.108563..393882..1140003..2763524...6079977..11916130

.2.395.2048.10673.37442.108563..473458..1549383..4115924...9724073..20072810

.2.395.2048.10673.37442.108563..567504..2093337..6100670..15506047..33790602

.2.395.2048.10673.37442.108563..678228..2808885..8984618..24611755..56750678

.2.395.2048.10673.37442.108563..808062..3740629.13127340..38825157..94960850

.2.395.2048.10673.37442.108563..959666..4941673.19003126..60778169.158123706

.2.395.2048.10673.37442.108563.1252254..7256035.30188912.102176813.276219156

.2.395.2048.10673.37442.108563.1625912.10579597.47710864.171299051.482115592

Links

R. H. Hardin, Table of n, a(n) for n = 1..306

Example

Some solutions for n=6 k=4
..0....3....4....0....0....1....2....3....1....0....0....0....2....3....2....3
..1....0....2....0....3....4....1....4....4....2....0....2....4....3....1....1
..1....0....3....1....2....0....0....2....2....0....0....1....2....1....3....0
..0....4....2....0....1....2....2....1....2....4....4....3....2....1....3....4
..2....2....0....1....1....2....1....0....2....4....3....3....2....2....2....0
..0....3....3....4....4....4....1....1....0....3....3....2....1....4....2....3
..3....2....0....1....3....1....0....3....3....1....4....3....1....0....1....3
..0....3....4....0....0....1....2....3....1....0....0....0....2....3....2....3
..1....0....2....0....3....4....1....4....4....2....0....2....4....3....1....1
..1....0....3....1....2....0....0....2....2....0....0....1....2....1....3....0
..0....4....2....0....1....2....2....1....2....4....4....3....2....1....3....4
..2....2....0....1....1....2....1....0....2....4....3....3....2....2....2....0

Crossrefs

Sequence in context: A281322 A360702 A249359 * A249171 A249360 A249361

Adjacent sequences: A249252 A249253 A249254 * A249256 A249257 A249258

Keyword

nonn,tabl

Author

R. H. Hardin, Oct 23 2014

Status

approved