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A109906 as a triangular array

1
11
222
3663
51224125
8256060258
13481501801504813
21913365255253369121
3416872813441750134472816834
5530615123276504050403276151230655
89550306075601365016128

A109906 as a square array

1123581321345589
12612254891168306550
26246015033672815123060
31260180525134432767560
5251505251750504013650
8483361344504016128
13917283276
211681512
34306
55

A109906 as an upper right triangle

1123581321345589
12612254891168306550
26246015033672815123060
31260180525134432767560
5251505251750504013650
8483361344504016128
13917283276
211681512
34306
55

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Last modified March 20 07:42 EDT 2019. Contains 321345 sequences. (Running on oeis4.)