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A093180 Odd composites (including 1 in the count) where the number 1 mod 4 equals the number 3 mod 4. 2
26829, 26845, 26853, 26857, 26865, 26869, 26873, 26877, 26885, 26889, 26897, 26917, 616765, 616773, 616777, 616785, 616825, 616833, 616837, 616845, 616853, 616857, 616861, 616865, 616869, 616873, 616881, 616885, 616889, 616893, 617013 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

This odd composite race seems analogous to the prime number race

LINKS

Table of n, a(n) for n=1..31.

FORMULA

Beginning with 1, run separate counts for odd composites 1 mod 4 and 3 mod 4. When the count is equal, record the number for 1 mod 4.

EXAMPLE

a(1)=26829 is the first odd composite 1 mod 4 where the count 5238 is the same for 26835 3 mod 4

CROSSREFS

Cf. A007350, A007351, A038691, A093181, A093182.

Sequence in context: A253162 A185774 A234158 * A093181 A235751 A235814

Adjacent sequences:  A093177 A093178 A093179 * A093181 A093182 A093183

KEYWORD

easy,nonn

AUTHOR

Enoch Haga, Mar 27 2004

STATUS

approved

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Last modified May 7 20:36 EDT 2021. Contains 343652 sequences. (Running on oeis4.)