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A146109
Bell numbers (A000110) read mod 19.
7
1, 1, 2, 5, 15, 14, 13, 3, 17, 0, 18, 4, 5, 7, 14, 16, 15, 1, 10, 2, 3, 7, 1, 10, 8, 16, 1, 17, 18, 3, 9, 12, 2, 11, 12, 16, 11, 12, 5, 10, 8, 11, 18, 5, 17, 18, 16, 2, 12, 2, 14, 13, 4, 9, 8, 4, 17, 15, 18, 0, 10, 4, 3, 16, 15, 18, 14, 14, 16, 8, 17, 13, 17, 12, 2, 13, 14, 18, 10, 14, 7, 0, 12
OFFSET
0,3
COMMENTS
Conjecture: a(n+109912203092239643840221) = a(n). - G. C. Greubel, Feb 01 2016
LINKS
W. F. Lunnon, P. A. B. Pleasants, and N. M. Stephens, Arithmetic properties of Bell numbers to a composite modulus I, Acta Arithmetica 35 (1979), pp. 1-16.
MATHEMATICA
Mod[BellB[Range[0, 90]], 19] (* Harvey P. Dale, May 04 2014 *)
PROG
(Magma) [Bell(n) mod 19: n in [0..100]]; // Vincenzo Librandi, Feb 02 2016
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 07 2009
STATUS
approved