login

A206109 as a triangular array

256
22922292
155643368815564
9540835993235993295408
574364399154081146963991540574364
347254048804116210981300210981300488041163472540
211220086283837005942161220127933595645942161220

A206109 as a square array

25622921556495408574364347254021122008
229233688359932399154048804116628383700
1556435993281146962109813005942161220
95408399154021098130012793359564
574364488041165942161220
3472540
25622921556495408574364347254021122008
229233688359932399154048804116628383700
1556435993281146962109813005942161220
95408399154021098130012793359564
574364488041165942161220
3472540