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A198776
Primes from merging of 2 successive digits in decimal expansion of Euler-Mascheroni constant.
18
53, 2, 43, 31, 59, 59, 23, 59, 5, 67, 23, 67, 67, 67, 47, 29, 17, 67, 31, 47, 7, 5, 83, 41, 17, 73, 97, 23, 53, 53, 3, 37, 29, 37, 73, 37, 73, 37, 67, 73, 79, 59, 47, 73, 3, 67, 53, 23, 31, 17, 61, 11, 11, 19, 7, 79, 47, 79, 37, 5, 2, 29, 13, 47, 61, 2, 29
OFFSET
1,1
COMMENTS
Leading zeros are permitted, so some terms may be less than 2 digits in length.
LINKS
MATHEMATICA
egp[len_]:=Module[{egterms=FromDigits/@Partition[RealDigits[EulerGamma, 10, 1000][[1]], len, 1]}, Select[egterms, PrimeQ[#]&]]; egp[2]
Select[FromDigits/@Partition[RealDigits[EulerGamma, 10, 500][[1]], 2, 1], PrimeQ] (* Harvey P. Dale, Mar 19 2020 *)
KEYWORD
nonn,base
AUTHOR
Harvey P. Dale, Oct 29 2011
STATUS
approved