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A342258
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Numbers k such that Omega(k-1) = Omega(k)-1 and Omega(k+1) = Omega(k)+1, where Omega is the number of prime divisors counted with multiplicity, A001222.
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3
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62, 74, 188, 194, 195, 275, 278, 363, 398, 422, 423, 483, 494, 495, 614, 662, 663, 747, 758, 764, 782, 867, 1028, 1071, 1094, 1095, 1235, 1238, 1268, 1394, 1419, 1454, 1658, 1659, 1682, 1844, 1910, 1916, 1955, 1970, 2043, 2067, 2138, 2139, 2223, 2235, 2247, 2259
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OFFSET
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1,1
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LINKS
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PROG
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(PARI) for(n=3, 2300, my(bO=bigomega(n)); if(bigomega(n-1)==bO-1&&bigomega(n+1)==bO+1, print1(n, ", ")))
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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