The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A354164 Indices of nonprimes in A090252. 5
 1, 5, 7, 11, 14, 15, 23, 29, 31, 32, 47, 59, 60, 63, 65, 95, 96, 119, 120, 121, 127, 128, 131, 132, 191, 193, 239, 241, 243, 244, 255, 257, 263, 264, 265, 383, 387, 388, 479, 480, 483, 484, 487, 488, 489, 511, 512, 515, 527, 529, 531, 571, 767, 775, 776, 777, 959, 960, 961, 967, 968, 969, 975, 976, 977, 979, 980, 1023, 1031, 1055, 1056, 1059, 1063 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Russ Cox, Table of n, a(n) for n = 1..3527 (first 374 terms from N. J. A. Sloane) Russ Cox, Table of nonprime entries in A090252: n, A090252(n), # of prime factors, n = 1..3527. Hugo van der Sanden, Table of nonprime entries in the first 10^9 terms of A090252. [See file header for description] CROSSREFS Cf. A090252, A354148, A354165, A354166. Sequence in context: A250127 A181494 A125293 * A098243 A037141 A355013 Adjacent sequences: A354161 A354162 A354163 * A354165 A354166 A354167 KEYWORD nonn AUTHOR N. J. A. Sloane, May 31 2022 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified March 4 16:59 EST 2024. Contains 370532 sequences. (Running on oeis4.)