A166746 Count of propositional theorems up to 10^n in Richard C. Schroeppel's Goedelization of A101273.

0, 0, 4, 12, 72, 262, 1396, 6126, 31186, 144606, 713078, 3384796

Offset: 1

Author

Charles R Greathouse IV, Oct 21 2009

Keywords

• more
• nonn

Comments

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

Examples

			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.
		

Links

• Eric Weisstein's World of Mathematics, Propositional Calculus.
• Eric Weisstein's World of Mathematics, Connective.
• Eric Weisstein et al., Goedel Number.

Crossrefs

A101273, A100200, A101248