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%I #19 Dec 01 2016 12:26:31
%S 4,1,59,3481,5959,12117361,351581,344322938,995153,35509681,
%T 1223853461,117428054,58714027,2447706922,71019362,1990306,172161469,
%U 703162,24234722,11918,6962,118,2
%N a(n) = least value of k such that tau(k) = A000594(k) == n mod 23.
%C A finite sequence, containing a(0) through a(22) only.
%D Wilton, John Raymond. "Congruence properties of Ramanujan's function τ(n)." Proceedings of the London Mathematical Society 2.1 (1930): 1-10. Table I gives all 23 terms.
%H J. R. Wilton, <a href="/A278578/a278578.pdf">Congruence properties of Ramanujan's function τ(n)</a>, annotated copy of page 8 only.
%e tau(4) = -1472 is the first term of A000594 that is a multiple of 23, so a(0) = 4.
%Y Cf. A000594, A106867.
%K nonn,fini,full
%O 0,1
%A _N. J. A. Sloane_, Nov 29 2016
%E More terms from _Ray Chandler_, Dec 01 2016
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