2-apexes of Omega: numbers k such that Omega(k-2)< Omega(k-1) < Omega(k) > Omega(k+1) > Omega(k+2), where Omega(m) = the number of prime factors of m, counting multiplicity.
A076759
2-apexes of Omega: numbers k such that Omega(k-2)< Omega(k-1) < Omega(k) > Omega(k+1) > Omega(k+2), where Omega(m) = the number of prime factors of m, counting multiplicity.
Terms
- a(0) =189a(1) =315a(2) =405a(3) =675a(4) =729a(5) =891a(6) =1029a(7) =1053a(8) =1269a(9) =1376a(10) =1395a(11) =1485a(12) =1683a(13) =1701a(14) =1755a(15) =1845a(16) =1863a(17) =1875a(18) =1917a(19) =1995a(20) =2025a(21) =2205a(22) =2349a(23) =2457a(24) =2475a(25) =2691a(26) =2709a(27) =2805a(28) =2835a(29) =2925
External references
- oeis: A076759