Fix 4x16 row scan

Change-Id: Iad3c54cc905a7d337766c3c8ae59109327d5c5ae
diff --git a/av1/common/scan.c b/av1/common/scan.c
index 55bdc1e..585b319 100644
--- a/av1/common/scan.c
+++ b/av1/common/scan.c
@@ -1605,13 +1605,13 @@
 #if CONFIG_EXT_TX
 DECLARE_ALIGNED(16, static const int16_t,
                 mrow_scan_4x16_neighbors[65 * MAX_NEIGHBORS]) = {
-  0,  0,  0,  0,  0,  0,  1,  1,  1,  16, 16, 16, 2,  2,  2,  17, 17, 32, 32,
-  32, 3,  3,  3,  18, 18, 33, 33, 48, 4,  4,  4,  19, 19, 34, 34, 49, 5,  5,
-  5,  20, 20, 35, 35, 50, 6,  6,  6,  21, 21, 36, 36, 51, 7,  7,  7,  22, 22,
-  37, 37, 52, 8,  8,  8,  23, 23, 38, 38, 53, 9,  9,  9,  24, 24, 39, 39, 54,
-  10, 10, 10, 25, 25, 40, 40, 55, 11, 11, 11, 26, 26, 41, 41, 56, 12, 12, 12,
-  27, 27, 42, 42, 57, 13, 13, 13, 28, 28, 43, 43, 58, 14, 14, 14, 29, 29, 44,
-  44, 59, 15, 30, 30, 45, 45, 60, 31, 46, 46, 61, 47, 62, 0,  0
+  0,  0,  0,  0,  1,  1,  2,  2,  0,  0,  1,  4,  2,  5,  3,  6,  4,  4,  5,
+  8,  6,  9,  7,  10, 8,  8,  9,  12, 10, 13, 11, 14, 12, 12, 13, 16, 14, 17,
+  15, 18, 16, 16, 17, 20, 18, 21, 19, 22, 20, 20, 21, 24, 22, 25, 23, 26, 24,
+  24, 25, 28, 26, 29, 27, 30, 28, 28, 29, 32, 30, 33, 31, 34, 32, 32, 33, 36,
+  34, 37, 35, 38, 36, 36, 37, 40, 38, 41, 39, 42, 40, 40, 41, 44, 42, 45, 43,
+  46, 44, 44, 45, 48, 46, 49, 47, 50, 48, 48, 49, 52, 50, 53, 51, 54, 52, 52,
+  53, 56, 54, 57, 55, 58, 56, 56, 57, 60, 58, 61, 59, 62, 0,  0
 };
 
 DECLARE_ALIGNED(16, static const int16_t,