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A116366 Triangle read by rows: even numbers as sums of two odd primes. 7
6, 8, 10, 10, 12, 14, 14, 16, 18, 22, 16, 18, 20, 24, 26, 20, 22, 24, 28, 30, 34, 22, 24, 26, 30, 32, 36, 38, 26, 28, 30, 34, 36, 40, 42, 46, 32, 34, 36, 40, 42, 46, 48, 52, 58, 34, 36, 38, 42, 44, 48, 50, 54, 60, 62, 40, 42, 44, 48, 50, 54, 56, 60, 66, 68, 74, 44, 46, 48, 52 (list; table; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

T(n,k) = 2*A065305(n,k) = A065342(n+1,k+1);

Row sums give A116367; central terms give A116368;

T(n,1) = A113935(n+1);

T(n,n-2) = A048448(n) for n>2;

T(n,n-1) = A001043(n) for n>1;

T(n,n) = A001747(n+2) = A100484(n+1).

LINKS

Index entries for sequences related to Goldbach conjecture

FORMULA

T(n,k) = prime(n+1) + prime(k+1), 1<=k<=n.

CROSSREFS

Sequence in context: A099102 A001743 A046344 * A138890 A189082 A171562

Adjacent sequences:  A116363 A116364 A116365 * A116367 A116368 A116369

KEYWORD

nonn,tabl

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Feb 06 2006

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Last modified February 14 14:07 EST 2012. Contains 205623 sequences.