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A166746 Count of propositional theorems up to 10^n in Richard Schroeppel's Goedelization of A101273. 0
0, 0, 4, 12, 72, 262, 1396, 6126, 31186, 144606, 713078, 3384796 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Jonathan Vos Post conjectures that a(n) is approximately D^n for some real number D.

LINKS

Table of n, a(n) for n=1..12.

Eric Weisstein's World of Mathematics, Propositional Calculus.

Eric Weisstein's World of Mathematics, Connective.

Eric Weisstein et al., Goedel Number.

EXAMPLE

The first five theorems in A101273 are 171 ("A->A"), 181 ("A=A"), 272 ("B->B"), 282 ("B=B"), and 1531 ("A xor -A"), so a(1) = 0, a(2) = 0, and a(3) = 4.

CROSSREFS

A101273, A100200, A101248

Sequence in context: A121771 A009621 A013195 * A052558 A190340 A232325

Adjacent sequences:  A166743 A166744 A166745 * A166747 A166748 A166749

KEYWORD

more,nonn

AUTHOR

Charles R Greathouse IV, Oct 21 2009

STATUS

approved

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Last modified November 26 01:35 EST 2014. Contains 250017 sequences.