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A206562 Triangle read by rows: T(n,k) = sum of all parts >= k in the last section of the set of partitions of n. 5
1, 3, 2, 5, 3, 3, 11, 8, 4, 4, 15, 10, 8, 5, 5, 31, 24, 16, 10, 6, 6, 39, 28, 22, 16, 12, 7, 7, 71, 56, 40, 31, 19, 14, 8, 8, 94, 72, 58, 40, 32, 22, 16, 9, 9, 150, 120, 90, 72, 52, 37, 25, 18, 10, 10, 196, 154, 124, 94, 74, 54, 42, 28, 20, 11, 11 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Alois P. Heinz, Rows n = 1..141, flattened

EXAMPLE

Triangle begins:

1;

3,   2;

5,   3,  3;

11,  8,  4,  4;

15, 10,  8,  5,  5;

31, 24, 16, 10,  6,  6;

39, 28, 22, 16, 12,  7,  7;

71, 56, 40, 31, 19, 14,  8,  8;

94, 72, 58, 40, 32, 22, 16,  9,  9;

CROSSREFS

Columns 1-2 give A138879, A138880. Diagonal is A000027.

Cf. A135010, A138121, A182703, A206561, A207031, A207032.

Sequence in context: A194736 A130299 A143309 * A155981 A057958 A225411

Adjacent sequences:  A206559 A206560 A206561 * A206563 A206564 A206565

KEYWORD

nonn,tabl

AUTHOR

Omar E. Pol, Feb 15 2012

STATUS

approved

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Last modified November 21 16:04 EST 2019. Contains 329371 sequences. (Running on oeis4.)