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A106839
Numbers congruent to 11 mod 16.
7
11, 27, 43, 59, 75, 91, 107, 123, 139, 155, 171, 187, 203, 219, 235, 251, 267, 283, 299, 315, 331, 347, 363, 379, 395, 411, 427, 443, 459, 475, 491, 507, 523, 539, 555, 571, 587, 603, 619, 635, 651, 667, 683, 699, 715, 731, 747, 763, 779, 795, 811, 827, 843
OFFSET
0,1
FORMULA
G.f.: x*(11+5*x) / ( (x-1)^2 ). - R. J. Mathar, Oct 08 2011
From Vincenzo Librandi, Oct 10 2011: (Start)
a(n) = 11 + 16*n;
a(n) = 32*n - a(n-1) + 6, a(0)=11. (End)
MATHEMATICA
Range[11, 1000, 16] (* Vladimir Joseph Stephan Orlovsky, May 31 2011 *)
LinearRecurrence[{2, -1}, {11, 27}, 60] (* Harvey P. Dale, Aug 12 2021 *)
PROG
(Magma) [[ n : n in [1..1000] | n mod 16 eq 11]]; // Vincenzo Librandi, Oct 10 2011
(PARI) a(n)=16*n+11 \\ Charles R Greathouse IV, Oct 16 2015
(Python)
def a(n): return 11 + 16*n
print([a(n) for n in range(53)]) # Michael S. Branicky, Nov 27 2021
CROSSREFS
Differs from A044072.
Sequence in context: A165608 A152574 A035701 * A044072 A044453 A212776
KEYWORD
nonn,easy
AUTHOR
Ralf Stephan, May 03 2005
STATUS
approved