A055145 The first n digits of the juxtaposition of the base-4 numbers converted to decimal.

1, 6, 27, 109, 436, 1745, 6981, 27925, 111702, 446809, 1787239, 7148958, 28595832, 114383330, 457533321, 1830133286, 7320533146, 29282132586, 117128530347, 468514121391, 1874056485564, 7496225942259, 29984903769037

Offset: 1

Author

Patrick De Geest, Apr 15 2000

Keywords

• nonn
• base

Examples

			1 (1); 12 (6); 123 (27); 1231 (109); 12310 (436); 123101 (1745); ...
		

Crossrefs

Cf. A055143-A055150.