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A251716 Array of positions of A251637(n,k) in A098550. 6
2, 3, 4, 7, 5, 6, 8, 9, 7, 8, 20, 13, 11, 10, 10, 21, 22, 15, 13, 12, 12, 28, 23, 24, 17, 16, 17, 14, 41, 30, 25, 34, 27, 18, 19, 16, 49, 43, 32, 36, 46, 38, 26, 21, 18, 59, 51, 45, 35, 38, 66, 40, 32, 24, 20, 60, 61, 53, 47, 67, 54, 68, 42, 34, 26, 25, 77 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

T(n,k) = A098551(A251637(n,k));

A251637(n,k) = A098550(T(n,k));

T(n,k+1) > T(n,k) + 1, according definition of A098550;

conjecture: A098550 is a permutation of the positive integers iff all integers > 1 occur exactly once.

LINKS

Reinhard Zumkeller, Rows n = 1..125 of triangle, flattened

EXAMPLE

.   n   p |  Indices of A251637(n,k) in A098550, n = 1..25, k= 1..14

.  -------+-------------------------------------------------------------

.   1   2 |   2   4   6   8  10  12  14  16  18  20   25   27   29   31

.   2   3 |   3   5   7  10  12  17  19  21  24  26   28   31   33   37

.   3   5 |   7   9  11  13  16  18  26  32  34  36   39   45   48   50

.   4   7 |   8  13  15  17  27  38  40  42  44  58   68   70   72   74

.   5  11 |  20  22  24  34  46  66  68  73  91 100  122  124  126  128

.   6  13 |  21  23  25  36  38  54  83  95 108 120  122  139  178  185

.   7  17 |  28  30  32  35  67  70 111 115 126 141  174  183  185  218

.   8  19 |  41  43  45  47  72  82 113 123 163 166  189  201  221  248

.   9  23 |  49  51  53  56  74  93 149 157 197 228  230  244  252  304

.  10  29 |  59  61  63  96 105 121 188 198 250 259  265  314  323  387

.  11  31 |  60  62  64  98 135 179 200 207 261 263  268  335  343  402

.  12  37 |  77  79  81 118 161 193 241 253 320 348  392  400  411  413

.  13  41 |  85  87  89 146 172 208 266 278 350 358  442  451  478  553

.  14  43 |  86  88  90 148 184 210 280 286 352 369  459  487  489  561

.  15  47 |  99 101 103 109 150 199 306 344 403 406  509  516  538  616

.  16  53 | 112 114 116 131 227 295 349 381 455 470  518  574  610  704

.  17  59 | 125 127 129 219 254 305 389 439 472 511  626  640  697  717

.  18  61 | 130 132 134 136 242 258 396 445 474 531  628  654  726  795

.  19  67 | 140 142 144 147 292 307 458 463 576 581  630  740  772  871

.  20  71 | 151 153 155 287 308 397 469 501 623 636  775  815  837  932

.  21  73 | 156 158 160 162 316 399 480 532 633 686  801  839  865  952

.  22  79 | 165 167 169 289 341 418 515 545 687 690  841  855  917 1033

.  23  83 | 173 175 177 182 321 360 555 577 711 723  843  898  988 1083

.  24  89 | 192 194 196 333 382 512 585 641 771 800  933  972 1075 1155

.  25  97 | 202 204 206 211 370 426 631 695 802 844 1052 1092 1177 1266

.  ---------------------------------------------------------------------

See table A251637 for A098550(T(n,k)).

PROG

(Haskell) seen as table read by rows:

a251716 n k = a251716_tabl !! (n-1) !! (k-1)

a251716_row n = a251716_tabl !! (n-1)

a251716_tabl = map (map a098551) a251637_tabl

CROSSREFS

Cf. A098550, A098551, A251637, A251237 (first row), A251553 (second row).

Cf. A251541 (first column).

Sequence in context: A297111 A035532 A176535 * A123498 A123502 A073209

Adjacent sequences:  A251713 A251714 A251715 * A251717 A251718 A251719

KEYWORD

nonn,tabl

AUTHOR

Reinhard Zumkeller, Dec 09 2014

STATUS

approved

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Last modified May 28 15:04 EDT 2022. Contains 354115 sequences. (Running on oeis4.)