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A002287 Bisection of A002470.
(Formerly M3685 N1504)
2

%I M3685 N1504 #19 Dec 26 2023 23:27:13

%S 0,4,-48,224,-448,40,1408,-2240,1280,-924,-480,6944,-8704,5864,-14080,

%T 2240,33792,-19064,11088,-54432,-4480,38400,43648,75712,-124928,

%U -62100,-70368,111552,87040,101992,14080,-302848,53248,-119040,228768,-22400

%N Bisection of A002470.

%D J. W. L. Glaisher, On the representation of a number as a sum of 14 and 16 squares, Quart. J. Math. 38 (1907), 178-236 (see p. 191).

%D N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

%H <a href="/index/Ge#Glaisher">Index entries for sequences mentioned by Glaisher</a>

%F a(n) = A002470(2n-2). - _Wesley Ivan Hurt_, Dec 26 2023

%Y Cf. A002470, A002286.

%K sign,more

%O 1,2

%A _N. J. A. Sloane_

%E Entry revised by _N. J. A. Sloane_, Nov 26 2018

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Last modified March 18 22:34 EDT 2024. Contains 370951 sequences. (Running on oeis4.)