A155113 Odd numbers n with odd largest digit of prime(n).

3, 5, 7, 9, 11, 15, 17, 19, 21, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 49, 51, 55, 57, 59, 63, 65, 67, 69, 71, 73, 75, 77, 81, 85, 87, 91, 95, 97, 99, 101, 105, 109, 111, 113, 123, 125, 127, 129, 131, 133, 135, 137, 139, 145, 149, 155, 157, 159, 161, 163, 165, 167

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Example

3(prime(3)=5=odd)=a(1), 5(prime(5)=11(1=odd))=a(2), 7(prime(7)=17(7=odd))=a(3), etc.

Mathematica

Select[Range[1, 201, 2], OddQ[Max[IntegerDigits[Prime[#]]]]&] (* Harvey P. Dale, Mar 15 2020 *)

Crossrefs

Cf. A000027, A000040.

Sequence in context: A023692 A355743 A340718 * A327260 A256862 A173601

Adjacent sequences: A155110 A155111 A155112 * A155114 A155115 A155116

Keyword

nonn,base

Author

Juri-Stepan Gerasimov, Jan 20 2009

Extensions

Corrected (9 inserted, 13 removed, 27 inserted, 69 inserted etc.) by R. J. Mathar, May 10 2010

Status

approved