A101117 a(n) = the first prime yielding the record value A101116(n).

2, 3, 7, 73, 13799, 600307, 77197951, 4866134641

Offset

1,1

Comments

All primes up to 1000003 have been tested.

Links

Table of n, a(n) for n=1..8.

Example

a(6) = 600307 because 600307 is the first prime to which A101116(6) digits (18) can be prepended yielding a new prime each time (giving preference to the smallest digit which meets the requirement) - 600307, 3600307, 93600307, ..., 9912733515196363393600307.

Prog

(Python)
g = agen() # uses agen() and imports from A101116
print([next(g)[1] for n in range(1, 7)]) # Michael S. Branicky, Jun 24 2022

Crossrefs

Cf. A053583, A024785, A000040, A101115, A101116, A101118.

Sequence in context: A333132 A035094 A084729 * A065002 A288800 A247025

Adjacent sequences: A101114 A101115 A101116 * A101118 A101119 A101120

Keyword

base,more,nonn

Author

Chuck Seggelin (seqfan(AT)plastereddragon.com), Dec 02 2004

Extensions

a(7)-a(8) from Michael S. Branicky, Jun 24 2022

Status

approved