The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A340020

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MM-numbers of labeled graphs with loops, without isolated vertices.
(history; published version)

#5 by Susanna Cuyler at Sun Jan 03 15:53:28 EST 2021

STATUS

proposed

#4 by Gus Wiseman at Sun Jan 03 08:42:15 EST 2021

STATUS

editing

#3 by Gus Wiseman at Sun Jan 03 06:11:13 EST 2021

NAME

MM-numbers of labeled loop-graphs without isolated vertices.

CROSSREFS

The normal case is A320461.

The normal half-loop case is A340018.

The version with half loops is A340019.

A006450 lists primes of prime index, with products A076610 and squarefree products A302590.

A257994 counts prime prime indices.

A302494 lists MM-numbers of sets of sets.

#2 by Gus Wiseman at Sat Jan 02 14:51:33 EST 2021

NAME

allocated for Gus Wiseman

DATA

OFFSET

COMMENTS

EXAMPLE

MATHEMATICA

CROSSREFS

KEYWORD

allocated

AUTHOR

STATUS

approved

#1 by Gus Wiseman at Sat Dec 26 17:33:08 EST 2020

NAME

KEYWORD

STATUS