A138132 Indices among the primes of the primes in A054356, The Five Hysterical Girls Theorem.

471, 3570, 28674, 28743, 13077233344

Offset: 1

Author

Omar E. Pol, Mar 25 2008

Keywords

• easy
• nonn
• less

Comments

Subset of A138126.

Note that all members, in base 10, contain the digit 7 and do not contains the digit 9.

All members of A054356 (The Five Hysterical Girls Theorem) are prime numbers.

Examples

			A000040(471) ....... = 3343
A000040(3570) ...... = 33343
A000040(28674) ..... = 333433
A000040(28743) ..... = 334333
A000040(13077233344) = 333333433343
		

Crossrefs

Cf. A000040, A020461, A054356, A138126.