The On-Line Encyclopedia of Integer Sequences (OEIS)

A074589 revision #8

A074589

Replace each number n in Pascal's triangle by the n-th prime.

2, 2, 2, 2, 3, 2, 2, 5, 5, 2, 2, 7, 13, 7, 2, 2, 11, 29, 29, 11, 2, 2, 13, 47, 71, 47, 13, 2, 2, 17, 73, 149, 149, 73, 17, 2, 2, 19, 107, 263, 349, 263, 107, 19, 2, 2, 23, 151, 433, 701, 701, 433, 151, 23, 2, 2, 29, 197, 659, 1291, 1601, 1291, 659, 197, 29, 2

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,1

REFERENCES

Cf. A074663 (row sums).

LINKS

Table of n, a(n) for n=1..66.

EXAMPLE

Triangle begins:

2, 2;

2, 3, 2;

2, 5, 5, 2;

2, 7, 13, 7, 2;

2, 11, 29, 29, 11, 2;

2, 13, 47, 71, 47, 13, 2;

2, 17, 73, 149, 149, 73, 17, 2;

PROG

(PARI) lista(nn) = {for (n=0, nn, for (k=0, n, print1(prime(binomial(n, k)), ", "); ); ); } \\ Michel Marcus, May 18 2013

CROSSREFS

Sequence in context: A324818 A233417 A299741 * A199800 A338094 A165035

Adjacent sequences: A074586 A074587 A074588 * A074590 A074591 A074592

KEYWORD

easy,nonn,tabl

AUTHOR

Joseph L. Pe, Sep 26 2002

EXTENSIONS

More terms from Michel Marcus, May 18 2013

STATUS

approved