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A115172 Positive numbers that are not the sum of two triangular numbers and a positive Fibonacci number. 8

%I #3 Mar 30 2012 17:40:34

%S 926617,2892173,9274792,10991572,11316512,19778548,21269851,23134703,

%T 23742454,29833549,30743348,30758242,30829335,35596922,35739680,

%U 39313201,40547231,52621288,62966319,62968936,66217600,78581688

%N Positive numbers that are not the sum of two triangular numbers and a positive Fibonacci number.

%C There are 319 such numbers up to 2*10^9, the last one in this range being 1988099881.

%Y Cf. A115171, A115173, A115174, A115175, A115176, A115177.

%K nonn

%O 1,1

%A _Giovanni Resta_, Jan 15 2006

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)