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A152963 Beginnings of maximal chains of primes with seven members (six links). 7
2153, 10316897, 114286307, 220073429, 406733477 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

For definitions see A152658, of which this is a subsequence.

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

First maximal chain of primes with seven members is 2153, 2161, 2179, 2203, 2207, 2213, 2221; the six linking primes are 1404211, 1417019, 1435117, 1448687, 1456393, 1465441.

CROSSREFS

Cf. A152658 (beginnings of maximal chains of primes), A152962 (beginning of the first maximal chain of primes with n links), A152735 (count of links in n-th maximal chain of primes), A119487 (primes of the form i*(i-th prime) + (i+1)*((i+1)-th prime), linking primes), A152865, A152866, A152867, A152868, A152869, A152964.

Sequence in context: A236150 A252126 A192771 * A179698 A075702 A205629

Adjacent sequences:  A152960 A152961 A152962 * A152964 A152965 A152966

KEYWORD

hard,more,nonn

AUTHOR

Klaus Brockhaus, Dec 16 2008

STATUS

approved

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Last modified May 9 03:39 EDT 2021. Contains 343685 sequences. (Running on oeis4.)