cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A006170 Number of factorization patterns of polynomials of degree n over F_5.

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%I A006170 M2478 #21 Jul 08 2025 16:42:49
%S A006170 1,3,5,11,17,33,50,89,135,223,332,531,776,1194,1730,2591,3700,5429,
%T A006170 7660,11035,15417,21851,30225,42300,57966,80146,108956,149076,201073,
%U A006170 272587,365009,490656,652700,870597,1150875,1524479,2003426,2636589,3446140
%N A006170 Number of factorization patterns of polynomials of degree n over F_5.
%D A006170 R. A. Hultquist, G. L. Mullen and H. Niederreiter, Association schemes and derived PBIB designs of prime power order, Ars. Combin., 25 (1988), 65-82.
%D A006170 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H A006170 T. D. Noe, <a href="/A006170/b006170.txt">Table of n, a(n) for n=1..1000</a>
%H A006170 R. A. Hultquist, G. L. Mullen and H. Niederreiter, <a href="/A006167/a006167.pdf">Association schemes and derived PBIB designs of prime power order</a>, Ars. Combin., 25 (1988), 65-82. (Annotated scanned copy)
%F A006170 Euler transform of sequence b(n) = sum_{d|n, A001692(d)>=n/d} 1. - _Franklin T. Adams-Watters_, Jun 19 2006
%Y A006170 Cf. A006167-A006171.
%Y A006170 Cf. A001692.
%K A006170 nonn
%O A006170 1,2
%A A006170 _N. J. A. Sloane_
%E A006170 More terms from _Franklin T. Adams-Watters_, Jun 19 2006