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A354726 a(1)=2. Thereafter a(n) is the least prime q>a(n-1) such that Omega(a(n-1)+a(n))=3. 0
2, 43, 59, 71, 83, 89, 97, 139, 151, 167, 199, 211, 223, 229, 241, 257, 277, 313, 379, 383, 389, 397, 409, 421, 433, 457, 499, 503, 563, 569, 577, 601, 643, 691, 743, 773, 797, 809, 821, 863, 947, 971, 977, 1009, 1013, 1061, 1093, 1109, 1129, 1153, 1181, 1201, 1213, 1297, 1301, 1373, 1409, 1427, 1447, 1483, 1489, 1621 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
s = {2}; p = 2; q = 3; Do[While[3 != PrimeOmega[ q + p], q = NextPrime[q]]; AppendTo[s, p = q], {100}]; s
CROSSREFS
Cf. A001222 (Omega).
Sequence in context: A236695 A085460 A139835 * A235473 A137415 A090194
KEYWORD
nonn
AUTHOR
Zak Seidov, Jun 04 2022
STATUS
approved

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Last modified March 3 04:18 EST 2024. Contains 370499 sequences. (Running on oeis4.)