A134441 Last two digits of primes of form 4n+1 (A002144), excluding 5. Leading 0's omitted.

1, 9, 13, 17, 21, 29, 33, 37, 41, 49, 53, 57, 61, 69, 73, 77, 81, 89, 93, 97

Offset

1,2

Links

Table of n, a(n) for n=1..20.

Mathematica

Select[Union[Mod[#, 100]&/@Select[4Range[200]+1, PrimeQ]], #!=5&]  (* Harvey P. Dale, Apr 02 2011 *)

Crossrefs

Cf. A002144.

Sequence in context: A294357 A329388 A227062 * A174055 A273059 A188220

Adjacent sequences: A134438 A134439 A134440 * A134442 A134443 A134444

Keyword

fini,full,nonn,base

Author

Lekraj Beedassy, Jan 19 2008

Status

approved