login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A088470 Dismal sum of distinct dismal prime divisors of n. 2
0, 0, 0, 0, 0, 0, 0, 0, 0, 90, 99, 19, 19, 19, 19, 19, 19, 19, 19, 90, 91, 99, 29, 29, 29, 29, 29, 29, 29, 90, 91, 92, 99, 39, 39, 39, 39, 39, 39, 90, 91, 92, 93, 99, 49, 49, 49, 49, 49, 90, 91, 92, 93, 94, 99, 59, 59, 59, 59, 90, 91, 92, 93, 94, 95, 99, 69, 69, 69 (list; graph; refs; listen; history; internal format)
OFFSET

1,10

COMMENTS

a(n) = Sum_{p is a dismal divisor of n} p. (Each prime appears at most once in this sum.)

LINKS

D. Applegate, C program for dismal arithmetic and number theory

D. Applegate, M. LeBrun and N. J. A. Sloane, Dismal Arithmetic

Index entries for sequences related to dismal arithmetic

CROSSREFS

Cf. A088469, A088471, A087097.

Sequence in context: A025377 A138692 A057455 * A147676 A045097 A074817

Adjacent sequences:  A088467 A088468 A088469 * A088471 A088472 A088473

KEYWORD

nonn

AUTHOR

David Applegate (david(AT)research.att.com), Nov 11 2003

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 16 20:44 EST 2012. Contains 205963 sequences.