Numbers whose binary indices have (1) prime indices covering an initial interval and (2) squarefree product.
A371293
Numbers whose binary indices have (1) prime indices covering an initial interval and (2) squarefree product.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =6a(4) =7a(5) =22a(6) =23a(7) =32a(8) =33a(9) =48a(10) =49a(11) =86a(12) =87a(13) =112a(14) =113a(15) =516a(16) =517a(17) =580a(18) =581a(19) =1110a(20) =1111a(21) =1136a(22) =1137a(23) =1604a(24) =1605a(25) =5206a(26) =5207a(27) =5232a(28) =5233a(29) =5700
External references
- oeis: A371293