0,2

Tanya Khovanova, Recursive Sequences

G.f.(x)=(1+10x)/(1-x)^2.

(Other) sage: [i+1 for i in range(475) if gcd(i, 11) == 11] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 20 2009]

Cf. A017281.

Sequence in context: A029756 A104340 A136414 this_sequence A004960 A098953 A072485

Adjacent sequences: A017398 A017399 A017400 this_sequence A017402 A017403 A017404

nonn,easy

N. J. A. Sloane (njas(AT)research.att.com).