A232996 a(n) = the constant f(2n+1) appearing in Conjecture 2 of Ahmed et al., 2013.

1, 4, 8, 14, 20, 26, 36

Offset

0,2

Links

Table of n, a(n) for n=0..6.

Tanbir Ahmed, Janusz Dybizbanski and Hunter Snevily, Unique Sequences Containing No k-Term Arithmetic Progressions, Electronic Journal of Combinatorics, 20(4), 2013, #P29.

Crossrefs

Sequence in context: A317109 A173522 A049420 * A317292 A276221 A265284

Adjacent sequences: A232993 A232994 A232995 * A232997 A232998 A232999

Keyword

nonn,more

Author

N. J. A. Sloane, Dec 17 2013

Status

approved