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A348579
Triangle T(n, k), n > 0, 0 < k <= n, read by rows; the n-th row contains, in ascending order, the numbers m such that A307730(m) = n.
1
1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 47, 48, 49, 50, 51, 7, 12, 13, 14, 15, 16, 52, 53, 54, 55, 56, 57, 58, 27, 28, 29, 30, 31, 32, 33, 34, 17, 18, 19, 20, 21, 22, 23, 24, 25, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 1374, 1375, 1376, 1377, 1378, 1379, 1380, 1381, 1382, 1383, 1384
OFFSET
1,2
FORMULA
T(n, 1) = A348246(n).
T(n, n) = A348409(n).
EXAMPLE
Triangle T(n, k) begins:
n\k| 1 2 3 4 5 6 7 8 9 10
---+----------------------------------------
1| 1
2| 2 3
3| 4 5 6
4| 8 9 10 11
5| 47 48 49 50 51
6| 7 12 13 14 15 16
7| 52 53 54 55 56 57 58
8| 27 28 29 30 31 32 33 34
9| 17 18 19 20 21 22 23 24 25
10| 60 61 62 63 64 65 66 67 68 69
PROG
(PARI) See Links section.
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
STATUS
approved