

A279195


Numbers of the form {(11*h+p)*11^(2k+1)1  h,k in N and p in {1,3,4,5,9} } U {(11*h+q)*11^2k1  h,k in N and q in {2,6,7,8,10} }.


4



1, 5, 6, 7, 9, 10, 12, 16, 17, 18, 20, 23, 27, 28, 29, 31, 32, 34, 38, 39, 40, 42, 43, 45, 49, 50, 51, 53, 54, 56, 60, 61, 62, 64, 67, 71, 72, 73, 75, 78, 82, 83, 84, 86, 89, 93, 94, 95, 97, 98, 100, 104, 105, 106, 108, 111, 115, 116, 117, 119, 122, 126, 127, 128, 130, 131
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,2


COMMENTS

The sequence K related to the Apwenian power series F_{11}(x).


LINKS

Ray Chandler, Table of n, a(n) for n = 1..10000
Hao Fu, G.N. Han, Computer assisted proof for Apwenian sequences related to Hankel determinants, arXiv preprint arXiv:1601.04370 [math.NT], 2016. See sequence "K" in Section 2.3.
GuoNiu Han, The program Apwen.py


MATHEMATICA

isok[n_]:=Module[{ord=IntegerExponent[n+1, 11], pq={{2, 6, 7, 8, 10}, {1, 3, 4, 5, 9}}}, MemberQ[pq[[Mod[ord, 2]+1]], Mod[(n+1)/11^ord, 11]]]; Select[Range[0, 131], isok] (* Ray Chandler, Dec 17 2016 *)


CROSSREFS

Cf. A279000, A279001, A279194.
Sequence in context: A178096 A246782 A089192 * A232710 A132829 A180061
Adjacent sequences: A279192 A279193 A279194 * A279196 A279197 A279198


KEYWORD

nonn


AUTHOR

N. J. A. Sloane, Dec 15 2016


EXTENSIONS

Definition (from p. 5, Definition 2.1 of the arXiv reference) provided by Arie Groeneveld, Dec 16 2016
More terms from Ray Chandler, Dec 17 2016


STATUS

approved



