OFFSET
1,2
COMMENTS
This is related to "Lemke Oliver-Soundararajan bias", term first used by Terence Tao March 14, 2016 in his blog.
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..50000
Robert J. Lemke Oliver and Kannan Soundararajan, Unexpected biases in the distribution of consecutive primes, arXiv:1603.03720 [math.NT], 2016.
Terence Tao, Biases between consecutive primes, blog entry March 14, 2016
PROG
(PARI) a(n) = sum(k=1, n, ((prime(k+1) - prime(k)) % 3) != 0) - sum(k=1, n, ((prime(k+1) - prime(k)) % 3) == 0); \\ Michel Marcus, Mar 18 2016
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Mar 17 2016
STATUS
approved