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A126827
Ramanujan numbers (A000594) read mod 27.
0
1, 3, 9, 13, 24, 0, 23, 24, 0, 18, 12, 9, 8, 15, 0, 16, 18, 0, 11, 15, 18, 9, 15, 0, 7, 24, 0, 2, 3, 0, 17, 9, 0, 0, 12, 0, 20, 6, 18, 9, 6, 0, 14, 21, 0, 18, 21, 9, 21, 21, 0, 23, 0, 0, 18, 12, 18, 9, 24, 0, 23, 24, 0, 10, 3, 0, 8, 18, 0, 9, 18, 0, 11, 6, 9, 8, 6, 0, 5, 6, 0, 18, 3, 18, 0, 15, 0
OFFSET
1,2
REFERENCES
H. P. F. Swinnerton-Dyer, On l-adic representations and congruences for coefficients, of modular forms, pp. 1-55 of Modular Functions of One Variable III (Antwerp 1972), Lect. Notes Math., 350, 1973.
CROSSREFS
Cf. A000594.
Sequence in context: A206802 A285900 A022408 * A363628 A106402 A125706
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 25 2007
STATUS
approved